Grandes Rocques (Beach) (Guernsey) weather

Here are our top tips to keep you, your friends and family safe at the beach with links to Royal National Lifeboat Institution (RNLI) and Met Office advice.



Forecast days

  • 6 2
    Sunrise iconSunrise:
    Sunset iconSunset:
    Partly cloudy changing to sunny intervals by late morning.
    Beach safety today
    Large, powerful waves and strong wind
    • • only experts should take part in water activities

    Tide: Next high tide (8.6m) at

    L UV
    No pollution data.
    No pollen data.
Partly cloudy changing to sunny intervals by late morning.
Beach safety today
Large, powerful waves and strong wind
  • • only experts should take part in water activities

Tide: Next high tide (8.6m) at

Sunrise iconSunrise:
Sunset iconSunset:
L UV
No pollution data.
No pollen data.

    7 day forecast for Grandes Rocques (Beach)

    Today (13 January 2025)
    Time
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols
    Clear night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature
    Feels like temperature (°C)
    -1°
    -1°
    -1°
    -1°
    Wind direction and speed
    SSE
    13
    SSE
    13
    SSE
    13
    SSE
    12
    S
    12
    S
    11
    S
    11
    SSE
    11
    SSE
    12
    SSE
    12
    SSE
    12
    S
    11
    S
    10
    S
    9
    SSE
    9
    SSE
    8
    SSE
    7
    SSE
    7
    SSE
    7
    SSE
    7
    S
    7
    S
    7
    S
    6
    Wind gust (mph)
    25
    25
    24
    24
    23
    22
    22
    23
    24
    24
    23
    20
    19
    19
    18
    18
    18
    17
    16
    17
    17
    17
    14
    Visibility
    M
    M
    G
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    80%
    80%
    80%
    79%
    77%
    75%
    75%
    75%
    76%
    75%
    75%
    75%
    75%
    75%
    75%
    76%
    76%
    77%
    78%
    78%
    78%
    78%
    77%
    UV
    -
    -
    -
    -
    -
    -
    -
    1
    1
    1
    1
    1
    1
    1
    1
    1
    -
    -
    -
    -
    -
    -
    -
    Wind direction and speed
    Height of waves offshore (m)
    1.1
    1.1
    1.1
    1.1
    1.1
    1.1
    1.1
    1.1
    1.2
    1.2
    1.2
    1.3
    1.3
    1.4
    1.4
    1.4
    1.5
    1.5
    1.5
    1.6
    1.6
    1.6
    1.6
    Period of waves offshore (s)
    13
    13
    13
    13
    13
    13
    14
    14
    14
    14
    14
    14
    14
    14
    14
    14
    14
    14
    14
    14
    13
    13
    13
    Direction of waves offshore
    Tuesday (14 January 2025)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    S
    5
    S
    5
    S
    5
    S
    5
    S
    5
    S
    5
    S
    5
    S
    4
    S
    4
    S
    4
    S
    4
    SSW
    4
    SSW
    4
    SW
    4
    SW
    4
    S
    3
    SSE
    3
    SSE
    3
    SSE
    3
    SSE
    3
    SSE
    3
    SSE
    3
    SSE
    3
    SSE
    3
    Wind gust (mph)
    13
    14
    14
    14
    12
    12
    11
    12
    10
    10
    10
    10
    10
    9
    8
    8
    8
    7
    7
    7
    8
    9
    9
    10
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    77%
    77%
    78%
    78%
    78%
    77%
    76%
    76%
    76%
    76%
    76%
    76%
    75%
    75%
    75%
    75%
    76%
    76%
    77%
    77%
    77%
    77%
    77%
    78%
    UV
    -
    -
    -
    -
    -
    -
    -
    -
    1
    1
    1
    1
    1
    1
    1
    1
    1
    -
    -
    -
    -
    -
    -
    -
    Wind direction and speed
    Height of waves offshore (m)
    1.6
    1.6
    1.6
    1.6
    1.5
    1.5
    1.5
    1.5
    Period of waves offshore (s)
    13
    13
    13
    13
    13
    13
    13
    13
    Direction of waves offshore
    Wednesday (15 January 2025)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols
    Clear night
    Clear night
    Clear night
    Sunny day
    Sunny day
    Clear night
    Clear night
    Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SSE
    4
    SSE
    4
    SSE
    4
    SSE
    5
    SSE
    6
    SSE
    6
    SSE
    5
    SSE
    5
    Wind gust (mph)
    11
    12
    14
    14
    13
    13
    14
    15
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    79%
    81%
    78%
    80%
    72%
    68%
    71%
    75%
    UV
    -
    -
    -
    1
    1
    1
    -
    -
    Wind direction and speed
    Height of waves offshore (m)
    1.5
    1.5
    1.4
    1.3
    1.3
    1.2
    1.2
    1.2
    Period of waves offshore (s)
    13
    13
    13
    13
    13
    13
    13
    13
    Direction of waves offshore
    Thursday (16 January 2025)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols
    Clear night
    Partly cloudy night
    Overcast
    Overcast
    Overcast
    Overcast
    Overcast
    Overcast
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SSE
    5
    SSE
    6
    SSE
    6
    SSE
    7
    SSE
    7
    SE
    7
    SE
    6
    SE
    6
    Wind gust (mph)
    15
    16
    17
    17
    16
    16
    15
    15
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    81%
    87%
    91%
    93%
    92%
    88%
    90%
    90%
    UV
    -
    -
    -
    1
    1
    1
    -
    -
    Wind direction and speed
    Height of waves offshore (m)
    1.3
    1.4
    1.6
    1.7
    1.8
    1.8
    1.7
    1.6
    Period of waves offshore (s)
    13
    18
    17
    17
    16
    16
    15
    15
    Direction of waves offshore
    Friday (17 January 2025)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols
    Overcast
    Overcast
    Overcast
    Overcast
    Overcast
    Sunny intervals
    Partly cloudy night
    Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SE
    7
    SSE
    7
    SSE
    8
    SSE
    8
    SE
    10
    SE
    9
    SE
    9
    SSE
    11
    Wind gust (mph)
    17
    17
    17
    19
    18
    17
    18
    20
    Visibility (description)
    VG
    VG
    VG
    G
    G
    VG
    VG
    G
    Humidity
    90%
    90%
    91%
    90%
    92%
    91%
    89%
    90%
    UV
    -
    -
    -
    1
    1
    1
    -
    -
    Wind direction and speed
    Height of waves offshore (m)
    1.5
    1.4
    1.4
    1.3
    1.2
    1.2
    1.2
    1.2
    Period of waves offshore (s)
    15
    15
    14
    14
    14
    13
    13
    13
    Direction of waves offshore
    Saturday (18 January 2025)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols
    Partly cloudy night
    Partly cloudy night
    Partly cloudy night
    Sunny intervals
    Sunny intervals
    Sunny intervals
    Partly cloudy night
    Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SSE
    11
    SSE
    12
    SSE
    12
    SSE
    13
    SSE
    13
    SSE
    12
    SSE
    12
    SSE
    12
    Wind gust (mph)
    19
    20
    19
    19
    19
    18
    17
    17
    Visibility (description)
    G
    G
    G
    G
    G
    G
    VG
    G
    Humidity
    92%
    91%
    91%
    92%
    93%
    92%
    89%
    90%
    UV
    -
    -
    -
    1
    1
    1
    -
    -
    Wind direction and speed
    Height of waves offshore (m)
    1.2
    1.1
    1.1
    1.0
    1.0
    Period of waves offshore (s)
    12
    12
    12
    11
    11
    Direction of waves offshore
    Sunday (19 January 2025)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols
    Cloudy
    Cloudy
    Partly cloudy night
    Sunny intervals
    Sunny intervals
    Overcast
    Cloudy
    Overcast
    Chance of precipitation
    10%
    10%
    10%
    <5%
    10%
    <5%
    <5%
    10%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    S
    12
    S
    12
    S
    12
    S
    12
    S
    12
    S
    11
    S
    11
    S
    11
    Wind gust (mph)
    17
    17
    18
    19
    18
    19
    19
    18
    Visibility (description)
    G
    G
    G
    G
    G
    G
    G
    G
    Humidity
    91%
    92%
    92%
    91%
    91%
    91%
    90%
    92%
    UV
    -
    -
    -
    1
    1
    1
    -
    -
    Wind direction and speed
    Height of waves offshore (m)
    Period of waves offshore (s)
    Direction of waves offshore

    Tide times

    Monday 13 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 13 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 13 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 13 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 14 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 14 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 14 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 14 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 15 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 15 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 15 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 15 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 16 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 16 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 16 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 16 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 17 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 17 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 17 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 17 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 18 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 18 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 18 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 18 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 19 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 19 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 19 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 19 January

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

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    Forecast for 01:00 (UTC), Mon
    Updated 00:23 (UTC) on Mon 13 Jan 2025
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